Home / 75,052.45-112,592.32-35,609.20

Finding the Fourth Proportional to 75,052.45, 112,592.32 and 35,609.20

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Solution

The fourth proportional to 75,052.45, 112,592.32 and 35,609.20 is: 53,420.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,052.45 : 112,592.32 = 35,609.20 : x
  2. Step 2: Convert to fraction form
    75,052.45/112,592.32 = 35,609.20/x
  3. Step 3: Cross multiply
    75,052.45x = 112,592.32 × 35,609.20
  4. Step 4: Simplify right side
    75,052.45x = 4,009,322,441.34
  5. Step 5: Solve for x
    x = 4,009,322,441.34/75,052.45
  6. Step 6: Final answer
    x = 53,420.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.